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When I try to add attachment in gmail I get Failed message.

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When I try to attach a file in gmail I get ATTACHMENT FAILED message. It works in other browsers such as chrome.

When I try to attach a file in gmail I get ATTACHMENT FAILED message. It works in other browsers such as chrome.

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Did you try clearing the browser cache? https://support.mozilla.org/en-US/kb/how-clear-firefox-cache#

Do you have the same issue with Firefox in Troubleshoot Mode? https://support.mozilla.org/en-US/kb/diagnose-firefox-issues-using-troubleshoot-mode#w_how-to-start-firefox-in-4troubleshoot-modesf5safe-modesf

Windows home or pro and what security software are you running besides MS Defender? If pro, you should have Windows Sandbox enabled for testing. https://www.howtogeek.com/399290/how-to-use-windows-10s-new-sandbox-to-safely-test-apps/

No issues for me. see screenshot

Neither of these solutions worked.

I've had this issue all week. I have repaired Firefox, uninstalled Firefox, rebooted the system, and reinstalled, and I have attempted to clear the cache and used Troubleshoot Mode. The problem recurred.

Please advise.

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